Simplicity 990189 Parts Manual
![Simplicity 990189 Tractor manual cover](/images/UQyWwvQCwboqVjXLtJdjelyc/thumbs/thumb175x175.webp)
To start the Simplicity 990189 Tractor, first ensure that the tractor is on a flat surface. Insert the ignition key and turn it to the "On" position. Ensure the parking brake is engaged and the PTO is in the "Off" position. Then, press the brake pedal and turn the key to the "Start" position until the engine starts.
If the tractor doesn't start, check the battery connections for corrosion and ensure they are tight. Verify that the fuel tank has sufficient gasoline and that the fuel valve is open. Also, check the safety switches and make sure the PTO is disengaged and the brake pedal is fully depressed.
It is recommended to change the oil after the first 5 hours of use and then every 50 hours of operation or annually, whichever comes first. Use the oil type specified in the owner's manual.
The recommended tire pressure for the Simplicity 990189 Tractor is typically around 10-14 PSI for the front tires and 8-12 PSI for the rear tires, but always check the sidewall of the tires or the owner's manual for specific recommendations.
To troubleshoot uneven cutting, first ensure that the mower deck is level. Check the tire pressures to ensure they are equal on both sides. Inspect the blades for damage or wear and replace them if necessary. Make sure the blades are properly installed and balanced.
Use unleaded gasoline with an octane rating of 87 or higher. Avoid using gasoline with more than 10% ethanol content to prevent damage to the engine components.
To prevent rust, keep the tractor clean and dry. Store it in a sheltered area when not in use. Apply a thin coat of oil or rust preventative to exposed metal surfaces, and ensure all paint is intact and touch up any scratches promptly.
To adjust the mower deck height, locate the height adjustment lever or knob, typically situated near the driver's seat. Move the lever or rotate the knob to the desired cutting height. Ensure the deck is level from side to side after adjusting.
If the engine overheats, turn off the tractor and allow it to cool. Check the radiator for debris and clean it if necessary. Verify that the coolant level is adequate and refill if needed. Inspect the fan belt for wear or damage and replace it if necessary.
Routinely check the battery terminals for corrosion and clean them with a baking soda solution if necessary. Ensure the terminals are tightly connected. During off-season storage, disconnect the battery and store it in a cool, dry place. Charge the battery periodically to maintain its condition.